The angle of repose represent a balance between the driving force and resisting force. Which of the following is the resisting force?

A) inertia B) shear C) centrifugal D) gravity E) friction


E

Environmental & Atmospheric Sciences

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Rock through which ground water cannot run or flow is a(n) ________

A) phreatic layer B) aquifer C) aquiclude D) vadose layer E) groundwater layer

Environmental & Atmospheric Sciences

Which of the following describes the climate of city that has warm summers and mild winters (where the average temperature of the coldest month is above -3°C)?

A. Mediterranean (Cs) climate B. moist subtropical (Cfa) climate C. tropical wet and dry (Aw) climate D. moist continental (Dfb) climate

Environmental & Atmospheric Sciences

Plants that are allelopathic

A) have very sharp spines instead of leaves. B) cannot tolerate long periods of drought. C) produce flowers very rapidly after a rain event. D) are likely to be located away from other plants.

Environmental & Atmospheric Sciences

Blocks of bedrock that break loose and slide downslope are often called a(n) ________

A) slump B) rockslide C) mudflow D) earthflow

Environmental & Atmospheric Sciences